A Noisy Noise Annoys (Part 3)27/07/08
The European Telecommunications Standard Institute (ETSI) is currently in the process of finalising a standard for in-home Power Line Telecommunications (PLT). This is equipment that allows internal electrical wiring in a house to be used as a local area network, to carry computer and other data si

Hang Fire a Minute26/07/08
Watching a number of hot air balloons float gracefully past recently, the question arose as to whether or not they used radio to communicate with the ground and, indeed, whether they used radios to communicate with air traffic controllers. A bit of digging around revealed that they do indeed carry